Perfluoro[2-(but-1-yl)tetrahydrofuran] 97%2,3,3,4,4,5,5-Heptafluoro-2-(nonafluorobut-1-yl)tetrahydrofuranFluorinert FC-75Perfluoro(butyltetrahydrofuran)Perfluoro-compound FC-75Perfluoro-2-n-butyl THFFC-75全氟丁基四氢呋喃十六氟-2-丁基四氢呋喃Perfluoro-2-butyltetrahydrofuranPerfluoro(2-n-butyltetrahydrofuran), tech., cont. perfluoro(2-n-propyltetrahydropyran)Hexadecafluoro-2-butyltetrahydrofuran全氟(2-正丁基四氢呋喃), tech., 含全氟(2-正丁基四氢吡喃)